Question

A financial economist is studying married couples in which both spouses work. He wants to compare the mean income earned by husbands with the mean income earned by their wives. Should he use independent sampling or dependent sampling, and why?.

Answer 1

If the husband's income is sufficient for the family then it may be possible that the wife is dependent upon on husband. So dependent sample will be used. Hence, option "Dependent sampling. He needs to select couples for his sample, so whether a particular wife is included depends on whether her husband is included." is correct.

Net income is the difference between sales and the cost or expenses incurred with the aid of an enterprise in a specific accounting length. it is also referred to as the profit of an enterprise. profits lead to growth inside the fee of assets in an enterprise.

Income is the cash obtained by someone (people or enterprise) periodically on every day, weekly, month-to-month, or every year foundation. earnings include financial in addition to non-financial values of allowances and perquisites. All profits are taxable below earnings tax unless expressly exempted.

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